Are quantitative surveys Inductive or Deductive?

I plan to do an online survey to gather responses from participants using a widely used stress scale. The results are either low, medium or high and out from this, I can infer as to which level of...

28 December 2020 7,307 6 View

Can I modify the Perceived Stress Scale (PSS) instrument?

I plan to use this tool for a quantitative study "proposal" to measure perceived stress. However, I am confused this tool because this tool (by Cohen) has ten questions that will assess stress "IN...

04 December 2020 8,268 4 View

Does anyone have any recommendations for transfecting a large plasmid into mammalian cells?

I'm trying to transfect a large plasmid (about 15 kb) into HeLa cells using Lipofectamine 2000. I've tried following the manufacturer's recommendations but can't seem to get much, if any,...

26 November 2020 5,764 4 View

Statistical Analysis for Online Survey Research?

I plan to conduct an online survey via Survey Monkey. It is a quantitative study that will measure perceived stress and I plan to use purposive sampling. No correlations, just a simple survey...

13 November 2020 936 3 View

What is the best Sampling Method for an Online Survey?

I wish to assess the level of stress among a specific group of nurses redeployed to other hospital settings (i.e, research nurses) during the COVID pandemic in my research proposal. May I ask for...

05 November 2020 4,671 3 View

The Perceived Level of Stress among a specific group of Nurses during COVID-19. Quantitative or Qualitative?

Hi. I want to create a research proposal assessing the perceived level of stress among a certain group of nurses during COVID-19. (For example, I might focus on Research Nurses who were deployed...

29 October 2020 8,815 10 View

How to convert color scales? Gardner to Lovibond to Apha to Ph. Eur ?

Hi there, Is it possible to convert between color scales like Lovibond, Gardner, Apha or the solutions mentioned in Ph. Eur ? I found descriptions of spectophotometers where e.g. EBC and SRM were...

07 October 2020 5,045 1 View

How to measure correctly on Agilent/Varian Cary 100? Zero/Baseline Blank/Reference- Single vs Double Beam?

Hi, we have "inherited" an older UV-Vis spectrometer - a Cary 100 Bio - which is still available now from Agilent. As no one is experienced with this device i read available information i could...

31 August 2019 4,698 6 View

Can you help me visually identify the mould genera on these contaminated samples?

Hi, i have a fluid sample of a plant extract that over the weekend grew a massive contamination (lab bench - room temperature). So to find out which of the used ingredients (dry substances or...

16 April 2019 9,612 15 View

Can any of the researchers tell me if he has used genetic algorithms in antenna geometry optimization problems, particularly phased arrays?

That one of the researchers from his point of view of his experience in the subject

10 December 2018 6,283 3 View

Guidelines for survey (question type) analysis?

Hi. Please tell me what guidelines should i need to follow for questionaries' type research work in India. It is not hospital based work, we are conduction basic institutional based qualitative...

03 March 2021 2,037 3 View

What is your perception on using visual analysis or quantitative approaches to evaluate data from single-case research designs (n of 1 trials)?

Results of single-case research designs (i.e., n-of-1 trials) are often evaluated by visually inspecting the time-series graph and computing quantitative indices. A question our research team is...

03 March 2021 687 1 View

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature)?

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature-based reflection)? Thank you for your time and for...

03 March 2021 2,870 3 View

How to access MSCI KLD Stats and Sustainalytics?

Hello all, I'm currently working on my undergraduate thesis and I'm having difficulties trying to access KLD Stats and Sustainalytics because my campus Airlangga University and apparently other...

02 March 2021 8,525 1 View

Ideas for Phd's Thesis on pricing (Marketing)?

Hi everyone, I'm studying Marketing and I would like to write my PhD thesis on the topic of pricing. Any specific ideas?

02 March 2021 9,706 5 View

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02 March 2021 3,060 3 View

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02 March 2021 932 1 View

How to quantitative analize the data of TNBS assay for gelatin?

Estemeed colleagues, I found some issues regarding the quantification of the data for TNBS assay. There are different protocols on how to perform that but it is clear to me the "fil rouge" that...

02 March 2021 2,616 1 View

Sample dilution for quantitative analysis using ELISA?

If the detection range is in ng/ml but the reference range is in ug/ml for a molecule or protein in serum or plasma .how to dilute and what is the initial volume to be taken for quantitative analysis

02 March 2021 7,670 3 View

How to calculate BREQ 3 questionnaire?

how to calculate BEHAVIOURAL REGULATION IN EXERCISE QUESTIONNAIRE BREQ 3 ,which contain 24 questions and each question has 5 answers (0- Strongly disagree , 1-disagree, 2- Neither agree nor...

02 March 2021 811 3 View